我怎么就不能选一个或两个选择within a group呢?
怎么就只能在这个entire worksheet 里选一个选择呢?
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It has nothing to do with 理论, different control is for different
-oops_yz-
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01/14/2010 postreply
19:07:49
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It's basic concept
-oops_yz-
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01/14/2010 postreply
19:08:16